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An atom has an 16 protons, 18 neutrons, and 13 electrons. What are its atomic number, atomic mass, and net charge?

A) atomic number = 16, atomic mass = 34, net charge = 3+
B) atomic number = 16, atomic mass = 34, net charge = 3−
C) atomic number = 34, atomic mass = 16, net charge = 3+
D) atomic number = 34, atomic mass = 16, net charge = 3−

User NoriSte
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2 Answers

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atomic number is always equal to the number of the proton so 16
atomic mass is the sum of protons and neutrons so 34
There are 3 less electrons when compared to the protons so 3+
User Jazzpi
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7 votes
i think this answer can be C.

User SaurabhLP
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